After the graduation ceremony… a gang rape reciprocated by Seo Reiko, filled with gratitude and hatred for her strict female teacher. (ROE-260)

Reiko, a teacher who has stood on the podium for many years, is proud of her success in educating all her students. Under her dedicated guidance, all her students graduated smoothly this year—in the empty classroom as the sun sets, the blackboard is covered with messages of gratitude from the students… Reiko looks around the classroom with deep emotion when four troublesome students stride in and say, “We want to thank our teacher who has always taken care of us…”